afocal lens

См. также в других словарях:

• afocal — (ˈ)ā| adjective Etymology: a (II) + focal physics : having focal points infinitely distant an afocal lens …   Useful english dictionary

• Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra …   Wikipedia

• lente afocal — Eng. Afocal lens Lente cuya potencia es igual a cero. Lente plana …   Diccionario de oftalmología

• Zoom lens — Nikkor 28 200 mm zoom lens, extended to 200 mm at left and collapsed to 28 mm focal length at right A zoom lens is a mechanical assembly of lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed… …   Wikipedia

• Contact lens — Contacts redirects here. For the software application, see Address book. A pair of contact lenses, positioned with the concave side facing upward …   Wikipedia

• Digital single-lens reflex camera — Nikon D700 full frame (FX) digital SLR camera …   Wikipedia

• Comparison of digital single-lens reflex cameras — This list is incomplete; you can help by expanding it. Following list compares main features of digital single lens reflex cameras (DSLRs). Order of this list should be firstly by manufacturer alphabetically, secondly from high end to low end… …   Wikipedia

• ménisque afocal — meniskinis lęšis statusas T sritis Standartizacija ir metrologija apibrėžtis Dviejų sferinių paviršių lęšis, iš kurių vienas paviršius yra išgaubtas, o kitas – įgaubtas. atitikmenys: angl. meniscus; meniscus lens vok. Meniskuslinse, f; Nullglas,… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• meniscus lens — meniskinis lęšis statusas T sritis Standartizacija ir metrologija apibrėžtis Dviejų sferinių paviršių lęšis, iš kurių vienas paviršius yra išgaubtas, o kitas – įgaubtas. atitikmenys: angl. meniscus; meniscus lens vok. Meniskuslinse, f; Nullglas,… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• Astrophotography — An image of Orion s Belt composited from digitized black and white photographic plates recorded through red and blue astronomical filters, with a computer synthesized green channel. The plates were taken using the Samuel Oschin Telescope between… …   Wikipedia

• Digiscoping — Spotting scope with a digital camera mounted afocally using an adapter. Digiscoping is a neologism for the activity of using a digital camera to record distant images by coupling it with an optical telescope. The term usually refers to using… …   Wikipedia